All Patents in class 241/76


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All Patents in class 241/76
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	2,117,300	May 17, 1938	J. Corser	Rock crushing machine
	2,179,747	Nov. 14, 1939	P.C. Malmsten	Means for conveying aggregates in portable rock crusher machines
	2,256,731	Sep. 23, 1941	G.C. Winther	Means for forming and segregating rock chips from aggregates